Words That Rhyme With "Monogamous" :

3 syllables:

agamous, bigamous, trigamous

4 syllables:

cryptogamous, dichogamous, dichotomous, homogamous, homogonous, isogamous, oogamous, polygamous, schizogonous, xylotomous

5 syllables:

anisogamous, heterogamous, hippopotamus, opisthodomos